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GP Series Portable Chillers iv
4-4 Access Levels ............................................................................................................ 41
4-5 Controller Setpoints .................................................................................................... 41
4-6 Configuration Settings ................................................................................................ 45
4-7 Alarms ........................................................................................................................ 47
4-8 Optional Communications .......................................................................................... 47
CHAPTER 5: MAINTENANCE ................................................. 48
5-1 Lubrication ................................................................................................................. 48
5-2 Filter Cleaning ............................................................................................................ 48
5-3 Maintaining the Condenser ........................................................................................ 48
Air- and Remote Air-Cooled Chillers ................................................................... 48
Water-Cooled Chillers ......................................................................................... 48
5-4 Maintaining the Evaporator ........................................................................................ 49
5-5 Evaporator Process Piping Y-Strainer ....................................................................... 49
5-6 Preventative Maintenance Service ............................................................................ 49
CHAPTER 6: TROUBLESHOOTING ....................................... 50
6-1 Identifying the Cause of a Problem ............................................................................ 50
Non-Controller Related Issues ............................................................................ 55
CHAPTER 7: APPENDIX .......................................................... 58
7-1 Returned Material Policy ............................................................................................ 58
Credit Returns ..................................................................................................... 58
7-2 Technical Assistance ................................................................................................. 58
Parts Department ................................................................................................ 58
Service Department ............................................................................................. 59
Sales Department ................................................................................................ 59
Contract Department ........................................................................................... 59
7-3 Specifications ............................................................................................................. 60
Air-Cooled Portable Chillers ................................................................................ 60
Water-Cooled Portable Chillers ........................................................................... 65
7-4 Pump Curves, Flow, and Pressure Considerations ................................................... 70
60 Hertz Pump Curves ........................................................................................ 70
50 Hertz Pump Curves ........................................................................................ 72
7-5 Remote Air-Cooled Chiller Configurations ................................................................. 75
7-6 Typical Ductwork for Air-Cooled Chillers ................................................................... 77
7-7 Piping Diagrams ......................................................................................................... 79